Quarter Index 2015=100 1975-07-01 4.29454861765177 1975-10-01 4.79235030578810 1976-01-01 4.56632143117485 1976-04-01 5.16099263700257 1976-07-01 4.95918114181216 1976-10-01 5.23364477527111 1977-01-01 4.95110868200455 1977-04-01 5.59690546661384 1977-07-01 5.17713755661780 1977-10-01 5.70184744411285 1978-01-01 5.41662053091041 1978-04-01 6.01667337660988 1978-07-01 5.61305038622907 1978-10-01 6.07587141519906 1979-01-01 5.89020483962389 1979-04-01 6.55752818372016 1979-07-01 6.02205501648162 1979-10-01 6.39069734769609 1980-01-01 6.23454035104737 1980-04-01 6.60850761435603 1980-07-01 5.76921728879336 1980-10-01 6.02488207864761 1981-01-01 6.26411596941097 1981-04-01 6.93449665231929 1981-07-01 6.29106264392003 1981-10-01 6.60127801875604 1982-01-01 6.39161974635628 1982-04-01 6.82408101042851 1982-07-01 6.01962419093853 1982-10-01 6.57367410828334 1983-01-01 6.93252494442839 1983-04-01 7.15532793610086 1983-07-01 6.58747606351969 1983-10-01 7.34329742170064 1984-01-01 7.33212441031884 1984-04-01 8.16418514028151 1984-07-01 7.15532793610086 1984-10-01 8.22070743315418 1985-01-01 8.18587392708149 1985-04-01 8.54932541497198 1985-07-01 7.40573483824602 1985-10-01 8.18061603937240 1986-01-01 8.23122320857235 1986-04-01 8.71626334973542 1986-07-01 7.69031801050024 1986-10-01 8.63213714639007 1987-01-01 8.43036570555394 1987-04-01 9.77309877926148 1987-07-01 8.72612188918996 1987-10-01 9.73235014951607 1988-01-01 9.91637621933404 1988-04-01 10.57492665489690 1988-07-01 9.61207596817076 1988-10-01 11.12108974067810 1989-01-01 11.23216261853250 1989-04-01 11.87822557078630 1989-07-01 10.68862847660590 1989-10-01 12.24101982271320 1990-01-01 11.89251484244450 1990-04-01 12.39934956936760 1990-07-01 11.31327515453240 1990-10-01 12.59846321208730 1991-01-01 12.47175453035660 1991-04-01 12.61656445233460 1991-07-01 11.45808507651040 1991-10-01 13.21390538049390 1992-01-01 13.53972770494440 1992-04-01 13.99225871112570 1992-07-01 12.94238677678510 1992-10-01 14.24567607458720 1993-01-01 14.64390336002680 1993-04-01 14.86111824299380 1993-07-01 13.23200662074110 1993-10-01 14.93352320398280 1994-01-01 15.71187653461460 1994-04-01 16.61693854697720 1994-07-01 15.00592816497180 1994-10-01 17.72111420205960 1995-01-01 18.08313900700460 1995-04-01 19.53123822678480 1995-07-01 18.84339109738920 1995-10-01 21.61288085521880 1996-01-01 20.79832504409240 1996-04-01 21.70338705645500 1996-07-01 19.40452954505400 1996-10-01 22.77136023104290 1997-01-01 24.14705448983400 1997-04-01 25.07021774244390 1997-07-01 24.41857309354280 1997-10-01 27.36907525384490 1998-01-01 29.52312284326780 1998-04-01 30.30147617389970 1998-07-01 29.86704640796560 1998-10-01 32.81754856826770 1999-01-01 33.74071182087750 1999-04-01 34.15704034656430 1999-07-01 34.13893910631710 1999-10-01 38.88146405109710 2000-01-01 35.09830483942140 2000-04-01 41.12601784175630 2000-07-01 38.75475536936630 2000-10-01 46.55638991593190 2001-01-01 46.52018743543740 2001-04-01 46.21246635123410 2001-07-01 41.34323272472330 2001-10-01 45.86854278653630 2002-01-01 48.60183006387130 2002-04-01 52.47549547678320 2002-07-01 45.92284650727800 2002-10-01 48.27600773942080 2003-01-01 49.03625982980540 2003-04-01 53.12714012568430 2003-07-01 48.11309657719550 2003-10-01 55.98713608475010 2004-01-01 51.66093966565690 2004-04-01 55.35359267609630 2004-07-01 48.65613378461310 2004-10-01 52.87372276222280 2005-01-01 52.90992524271730 2005-04-01 57.59814646675550 2005-07-01 50.82828261428330 2005-10-01 55.75181996153580 2006-01-01 53.92359469656340 2006-04-01 62.14155776881580 2006-07-01 53.59777237211290 2006-10-01 54.62954306620620 2007-01-01 60.54864862705760 2007-04-01 60.05991514038180 2007-07-01 55.98713608475010 2007-10-01 60.15042134161800 2008-01-01 60.53054738681030 2008-04-01 59.53497917321150 2008-07-01 55.55270631881610 2008-10-01 54.95536539065680 2009-01-01 60.02371265988730 2009-04-01 59.62548537444780 2009-07-01 51.26271238021740 2009-10-01 50.15853672513500 2010-01-01 62.04574013571250 2010-04-01 61.44257351093240 2010-07-01 59.67328474491080 2010-10-01 58.10505152048250 2011-01-01 60.91982910278960 2011-04-01 62.64890676049260 2011-07-01 59.97486805730080 2011-10-01 57.98441819552650 2012-01-01 61.40236240261370 2012-04-01 62.16637346066850 2012-07-01 58.48705704950990 2012-10-01 56.45639607941690 2013-01-01 58.46695149535060 2013-04-01 61.12088464438300 2013-07-01 56.87861271676300 2013-10-01 56.11460165870820 2014-01-01 67.13244533802460 2014-04-01 76.03920583061070 2014-07-01 69.06257853732090 2014-10-01 71.61598391555660 2015-01-01 99.92500624947920 2015-04-01 97.39188400966590 2015-07-01 98.75843679693360 2015-10-01 103.92467294392100 2016-01-01 102.62478126822800 2016-04-01 93.19223398050160 2016-07-01 93.09224231314060 2016-10-01 118.19015082076500 2017-01-01 95.02541454878760 2017-04-01 86.45946171152410 2017-07-01 96.19198400133320 2017-10-01 118.52345637863500 2018-01-01 92.95892008999250 2018-04-01 89.72585617865180